:root {
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-40: 40px;
  --space-64: 64px;

  --color-bg: #ffffff;
  --color-surface: #f4f4f4;
  --color-surface-subtle: #ececec;
  --color-border: #111111;
  --color-border-light: #d0d0d0;
  --color-text: #111111;
  --color-text-muted: #555555;
  --color-accent: #d90429;
  --color-accent-contrast: #ffffff;

  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-main);
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-text);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  top: var(--space-8);
  left: var(--space-8);
  background: var(--color-border);
  color: var(--color-bg);
  padding: var(--space-8) var(--space-16);
  z-index: 9999;
  text-decoration: none;
  font-weight: 700;
  transform: translateY(-200%);
  transition: transform 0.15s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Header */
.site-header {
  height: 52px;
  border-bottom: 2px solid var(--color-border);
  background: var(--color-bg);
  position: relative;
  z-index: 100;
}

.header-container {
  max-width: 1280px;
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--space-16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-mark {
  width: 24px;
  height: 24px;
  fill: var(--color-accent);
  flex-shrink: 0;
}

.site-nav {
  display: none;
}

.header-cta {
  display: none;
  background: var(--color-border);
  color: var(--color-bg);
  padding: var(--space-8) var(--space-16);
  font-size: 0.8125rem;
  font-weight: 700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}

.header-cta:hover {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-border);
}

/* Mobile Nav Overlay */
.mobile-nav-pane {
  display: none;
  position: absolute;
  top: 52px;
  left: 0;
  width: 100%;
  background: var(--color-bg);
  border-bottom: 2px solid var(--color-border);
  padding: var(--space-24) var(--space-16);
  flex-direction: column;
  gap: var(--space-16);
}

.mobile-nav-pane.is-open {
  display: flex;
}

.mobile-nav-pane a {
  font-size: 1.125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.mobile-cta {
  display: inline-block;
  background: var(--color-border);
  color: var(--color-bg);
  text-align: center;
  padding: var(--space-8) var(--space-16);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-top: var(--space-8);
}

/* Typography & Layout Basics */
main {
  flex: 1;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-64) var(--space-16);
}

.container-narrow {
  max-width: 840px;
  margin: 0 auto;
  padding: var(--space-64) var(--space-16);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-12);
}

h1, h2, h3, h4 {
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  overflow-wrap: anywhere;
  color: var(--color-text);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--space-24);
  text-transform: uppercase;
}

h2 {
  font-size: 1.875rem;
  margin-bottom: var(--space-16);
  text-transform: uppercase;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-8);
}

p {
  margin-bottom: var(--space-16);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  overflow-wrap: anywhere;
}

.lead-text {
  font-size: 1.25rem;
  line-height: 1.4;
  margin-bottom: var(--space-24);
  font-weight: 500;
}

/* Swiss Section Rule */
.swiss-rule {
  border: 0;
  border-top: 2px solid var(--color-border);
  margin: var(--space-64) 0;
}

.swiss-header-strip {
  border-bottom: 2px solid var(--color-border);
  padding-bottom: var(--space-24);
  margin-bottom: var(--space-40);
}

/* Hero Section */
.hero {
  border-bottom: 2px solid var(--color-border);
  padding: var(--space-40) 0;
  background: var(--color-bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-24);
}

.hero-media {
  min-width: 0;
  border: 1px solid var(--color-border);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

/* Alternating Feature Bands (Layout 3) */
.feature-bands {
  display: flex;
  flex-direction: column;
}

.feature-band {
  border-bottom: 2px solid var(--color-border);
  padding: var(--space-40) 0;
}

.feature-band:last-child {
  border-bottom: none;
}

.band-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-24);
  align-items: center;
}

.band-media {
  min-width: 0;
  border: 1px solid var(--color-border);
}

.band-media img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.band-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.band-index {
  font-size: 0.875rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-8);
}

.band-cta {
  display: inline-block;
  align-self: flex-start;
  margin-top: var(--space-16);
  background: var(--color-border);
  color: var(--color-bg);
  padding: var(--space-8) var(--space-16);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.band-cta:hover {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}

/* Sub-page Article Layout */
.article-header {
  border-bottom: 2px solid var(--color-border);
  padding-bottom: var(--space-24);
  margin-bottom: var(--space-40);
}

.lead-image-frame {
  margin-bottom: var(--space-40);
  border: 1px solid var(--color-border);
}

.lead-image-frame img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.article-body section {
  margin-bottom: var(--space-40);
}

.criteria-list {
  list-style: none;
  border-top: 1px solid var(--color-border-light);
  margin-top: var(--space-16);
  margin-bottom: var(--space-24);
}

.criteria-list li {
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9375rem;
}

.criteria-list strong {
  color: var(--color-text);
  font-weight: 800;
}

/* Data Table */
.table-wrapper {
  overflow-x: auto;
  margin: var(--space-24) 0;
  border: 1px solid var(--color-border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th,
.data-table td {
  padding: var(--space-12) var(--space-16);
  border-bottom: 1px solid var(--color-border-light);
  min-width: 140px;
}

.data-table th {
  background: var(--color-surface);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--color-border);
}

.data-table tr:last-child td {
  border-bottom: none;
}

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-40);
}

.form-group {
  margin-bottom: var(--space-24);
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-8);
}

.form-control {
  width: 100%;
  padding: var(--space-12);
  border: 1px solid var(--color-border);
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-bg);
  color: var(--color-text);
}

.form-control:focus {
  outline: 2px solid var(--color-accent);
}

.form-control.is-invalid {
  border-color: var(--color-accent);
  background-color: #fff8f8;
}

.form-error {
  display: none;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-top: var(--space-4);
}

.form-error.is-visible {
  display: block;
}

.btn-submit {
  background: var(--color-border);
  color: var(--color-bg);
  border: none;
  padding: var(--space-12) var(--space-24);
  font-size: 0.875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
}

.btn-submit:hover {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}

.map-block {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.map-schematic {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--color-surface-subtle);
  border: 1px dashed var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Footer */
.site-footer {
  border-top: 2px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-40) 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-40);
}

.footer-col h3 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-8);
}

.footer-col p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-8);
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--color-text);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.independence-statement {
  margin-top: var(--space-40);
  padding-top: var(--space-24);
  border-top: 1px solid var(--color-border-light);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-border);
  color: var(--color-bg);
  padding: var(--space-16);
  z-index: 1000;
  border-top: 2px solid var(--color-accent);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-content {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.cookie-copy p {
  color: var(--color-bg);
  font-size: 0.8125rem;
  line-height: 1.4;
  margin-bottom: 0;
}

.cookie-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.cookie-btn {
  padding: var(--space-8) var(--space-16);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid var(--color-bg);
  cursor: pointer;
  background: transparent;
  color: var(--color-bg);
}

.cookie-btn:hover {
  background: var(--color-bg);
  color: var(--color-border);
}

.cookie-btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-contrast);
}

.cookie-btn-primary:hover {
  background: var(--color-bg);
  color: var(--color-border);
}

.cookie-panel {
  display: none;
  background: #222222;
  padding: var(--space-16);
  margin-top: var(--space-12);
  border: 1px solid #444444;
}

.cookie-panel.is-open {
  display: block;
}

.cookie-preference-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-8) 0;
  font-size: 0.8125rem;
  border-bottom: 1px solid #333333;
}

/* Breakpoint 480px */
@media (min-width: 480px) {
  .cookie-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .cookie-actions .cookie-btn {
    flex: 1 1 auto;
  }
}

/* Breakpoint 768px */
@media (min-width: 768px) {
  h1 {
    font-size: 3.5rem;
  }
  h2 {
    font-size: 2.25rem;
  }

  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-40);
    align-items: center;
  }

  .band-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-40);
  }

  /* Alternating direction for feature bands */
  .feature-band:nth-child(even) .band-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-band:nth-child(even) .band-media {
    order: 2;
  }

  .feature-band:nth-child(even) .band-content {
    order: 1;
  }

  .contact-grid {
    grid-template-columns: 3fr 2fr;
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .cookie-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .cookie-copy {
    flex: 1;
    margin-right: var(--space-24);
  }

  .cookie-actions {
    flex: 0 0 auto;
    justify-content: flex-end;
  }
}

/* Breakpoint 1024px */
@media (min-width: 1024px) {
  .site-header {
    height: 60px;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-24);
  }

  .site-nav a {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    white-space: nowrap;
    color: var(--color-text);
  }

  .site-nav a:hover {
    color: var(--color-accent);
  }

  .header-cta {
    display: inline-block;
  }

  .mobile-nav-pane {
    display: none !important;
  }

  h1 {
    font-size: 4.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .skip-link {
    transition: none;
  }
}